Aden Taylor collected it personally while on a mission for another artifact that had brought someone back to life. He made contact with the Ba artifact and accidentally activated it, revealing his almost completely pure soul. He promptly purchased it, along with its three companions, and bagged them.

The Ren is a prerson's true name. Egyptian culture says that as long as that person's name is spoken and remembered, they will still be alive as an idea. This is why Akenaten's reign barely has records; after his rule and the return of Egypt's original polytheistic culture, the people tried to remove any mention of Akenaten's name from anything and everything they could get their hands on, therefore erasing the Heretic Pharaoh from history.